diff --git a/src/librustc/dep_graph/dep_node.rs b/src/librustc/dep_graph/dep_node.rs
index f8478a433a5b..084ef3058155 100644
--- a/src/librustc/dep_graph/dep_node.rs
+++ b/src/librustc/dep_graph/dep_node.rs
@@ -314,7 +314,7 @@ macro_rules! define_dep_nodes {
             pub fn from_def_path_hash(kind: DepKind,
                                       def_path_hash: DefPathHash)
                                       -> DepNode {
-                assert!(kind.can_reconstruct_query_key() && kind.has_params());
+                debug_assert!(kind.can_reconstruct_query_key() && kind.has_params());
                 DepNode {
                     kind,
                     hash: def_path_hash.0,
@@ -326,7 +326,7 @@ macro_rules! define_dep_nodes {
             /// does not require any parameters.
             #[inline(always)]
             pub fn new_no_params(kind: DepKind) -> DepNode {
-                assert!(!kind.has_params_inlined());
+                debug_assert!(!kind.has_params_inlined());
                 DepNode {
                     kind,
                     hash: Fingerprint::ZERO,